Product Description

Asus PRIME B350M-A MotherBoard

ASUS B350-PLUS Motherboard Built to Last

ASUS Prime is a motherboard born of a pedigree that stretches back to 1989 and is the next evolution in ASUS motherboards. The PRIME is built for AMD AM4 socket and allows everybody to enjoy customising and tuning with ease, including advanced enthusiast controls. ASUS PRIME’s aim is to maximise performance stability and compatibility – forging the very best DIY PC experiences. With a huge array of technologies this fully protected motherboard brings outstanding components and performance to your home PC.

AMD B350Chipset

AM4CPU Socket

ATXForm Factor

PCB Protection III

Solid motherboard construction and defensive technologies

PRIME B350 series motherboards are engineered with industry-leading 5X Protection III, employing the finest components, excellent circuit design, and exacting standards to guarantee the quality and long-term durability of your motherboard. That means exceptional protection and stability for your build — thanks to decades of engineering experience from the world's leading motherboard brand.

SafeSlot Core

Fortified PCIe slot prevents damage

SafeSlot Core is the ASUS-exclusive PCIe slot. Featuring a fortified design that's anchored to the motherboard by a special hook, Safeslot Core provides 1.6x stronger retention and 1.3x greater shearing resistance than standard expansion slots. ASUS Prime motherboards have strengthened solder points around both the PCIe and DIMM pins.

Overvoltage Protection

World-class circuit-protecting power design

An exclusive circuit design with built-in voltage regulators to protect your chipset, connectivity ports, and audio codecs from damage caused by unexpected high-level voltages from unstable or inferior power supplies. *Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

ASUS Defense Tech

Stability, damage prevention and corrosion-resistance

DIGI+ VRM - ASUS-exclusive DIGI+ VRM intelligently delivers power to the processor based on real-time demands, reducing energy waste and improving system stability.

Stainless-Steel Back I/O - Corrosion-resistant stainless-steel back I/O panels bonded with chromium oxide have a lifespan that's three times longer than ordinary panels. *Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

ASUS ESD Guards

Electrostatic discharge protection

ASUS ESD Guards prevent damage from electrostatic discharge, up to +/- 10kV for air discharge and +/- 6kV for contact discharge, arranged in an active-protective-circuit design that prolongs the life of components.

Proven PCB Compatibility

Future-proofed motherboard

Having the freedom to pick and choose the parts that go into your machine is at the heart of PC DIY. Our extensive certification program focuses on providing the very best compatibility with the widest range of components and devices, giving you the freedom to build and upgrade without frustration. Compatible today and compatible far into the future - that's the ASUS way.

PRIME Supported Devices

Supported devices and Qualified Vendor List

The superior compatibility of Prime B350 series is evidenced by our extensive list of supported devices - which includes thousands of compatible components - and our Qualified Vendor List that identifies memory compatibility. That means more choices for worry-free PC-building experiences.

Top-to-bottom Reliability with 8000+ validation hours

ASUS motherboards have superb endurance. We verify this by subjecting every board to more than 8,000 hours of stringent tests. A barrage of burn-in, environmental, compatibility, software and safety tests confirm that our motherboards are exceptionally robust. It also shows that ASUS reliability surpasses industry standards, ensuring that every component is designed to function flawlessly in any environment.

Enhanced Cooling Performance

Advanced fan controls with Fan Xpert 2+

Auto-Tuning Mode: Scans fan parameters and all fans with a single click. Extreme Quite Mode: Reduces the CPU fan speed to below the default minimum, for extra-quiet operation and power savings during light loads.

*Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

LED Motherboard Lighting

LED-illuminated control for PCIe slot and trace paths

Built-in LED lighting options can illuminate your build in a variety of mesmerising styles. With specially-designed Fan RGB header control, you can even personalise your own fan lighting scheme with the exclusive AMD RGB Fan!

*Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

Experience Advanced speeds and transfer rates

With x4 PCI Express 3.0/2.0 bandwidth, M.2 supports up to 32Gb/s data-transfer speeds. It is the perfect choice for an operating system or application drive, making your whole PC or professional apps work as fast as possible.

*Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.

M.2 Slot Onboard

Speed Up with Onboard M.2 Up to 32Gb/s

Safe Motherboard Mounting - Fitting your ASUS motherboard is now safer than ever. The comprehensive component-free 'safe zones' around every case-mounting hole minimises the risk of damage and short circuits caused by contact - so you'll assemble your PC with total confidence!

Q-Slot - The large winged clip is easy to reach and easy to operate. Just press the Q-Slot clip lightly, and the graphics card pops out. Installing or removing even the biggest graphics cards is no sweat!

Q-DIMM - Even if you work with a smaller case, just push down on the one-sided clip and push or pull RAM modules in or out - removing memory is that simple!

Easy & Clean BIOS Control

Media-acclaimed UEFI BIOS

The smoothest, slickest mouse-controlled graphical BIOS has been improved to make it even more appealing. Whether you're a PC novice or a seasoned overclocker, EZ and Advanced modes help you find your way, quickly and easily.

ASUS AI Suite 3

One-stop access to innovative ASUS features

ASUS AI Suite 3 offers a brand-new user experience through a clearer and more attractive interface with support for larger monitors. It consolidates all exclusive ASUS features into one simple-to-use package, allowing you to supervise overclocking, energy consumption, fan speeds, voltages and more. This all-in-one app offers diverse and easy-to-use functionality, with no need to switch back and forth between different utilities.

*Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.